Advanced Multiplication Worksheets and Exercise - Engworksheets - Free Printable

Let's solve each multiplication problem on the worksheet step by step. The key concept here is multiplying numbers with zeros, which can be simplified using the rule:

> When multiplying numbers that end in zeros, you can:
> 1. Multiply the non-zero parts first.
> 2. Then add the total number of zeros from both numbers to the result.

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Row 1:

1. $ 300 \times 20 $
→ $ 3 \times 2 = 6 $, and there are 3 zeros (2 from 300, 1 from 20) → $ 6000 $

2. $ 6100 \times 40 $
→ $ 61 \times 4 = 244 $, plus 3 zeros (2 from 6100, 1 from 40) → $ 244,000 $

3. $ 900 \times 500 $
→ $ 9 \times 5 = 45 $, plus 4 zeros (2+2) → $ 450,000 $

4. $ 200 \times 800 $
→ $ 2 \times 8 = 16 $, plus 4 zeros → $ 160,000 $

5. $ 990 \times 90 $
→ $ 99 \times 9 = 891 $, plus 2 zeros → $ 89,100 $

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Row 2:

6. $ 20000 \times 5 $
→ $ 2 \times 5 = 10 $, plus 4 zeros → $ 100,000 $

7. $ 90000 \times 20 $
→ $ 9 \times 2 = 18 $, plus 5 zeros (4 + 1) → $ 1,800,000 $

8. $ 8000 \times 200 $
→ $ 8 \times 2 = 16 $, plus 5 zeros (3 + 2) → $ 1,600,000 $

9. $ 800 \times 7 $
→ $ 8 \times 7 = 56 $, plus 2 zeros → $ 5,600 $

10. $ 880 \times 10 $
→ $ 88 \times 1 = 88 $, plus 2 zeros (1 from 880, 1 from 10) → $ 8,800 $

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Row 3:

11. $ 440 \times 300 $
→ $ 44 \times 3 = 132 $, plus 3 zeros (1 + 2) → $ 132,000 $

12. $ 56000 \times 500 $
→ $ 56 \times 5 = 280 $, plus 5 zeros (3 + 2) → $ 28,000,000 $

13. $ 460 \times 20 $
→ $ 46 \times 2 = 92 $, plus 3 zeros (1 + 1) → $ 9,200 $

14. $ 27000 \times 90 $
→ $ 27 \times 9 = 243 $, plus 4 zeros (3 + 1) → $ 2,430,000 $

15. $ 9000 \times 200 $
→ $ 9 \times 2 = 18 $, plus 5 zeros (3 + 2) → $ 1,800,000 $

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Row 4:

16. $ 20000 \times 50 $
→ $ 2 \times 5 = 10 $, plus 5 zeros (4 + 1) → $ 1,000,000 $

17. $ 700 \times 900 $
→ $ 7 \times 9 = 63 $, plus 4 zeros (2 + 2) → $ 630,000 $

18. $ 50000 \times 700 $
→ $ 5 \times 7 = 35 $, plus 5 zeros (4 + 2) → $ 35,000,000 $

19. $ 30000 \times 500 $
→ $ 3 \times 5 = 15 $, plus 5 zeros (4 + 2) → $ 15,000,000 $

20. $ 600 \times 40 $
→ $ 6 \times 4 = 24 $, plus 3 zeros (2 + 1) → $ 24,000 $

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Row 5:

21. $ 5000 \times 100 $
→ $ 5 \times 1 = 5 $, plus 5 zeros (3 + 2) → $ 500,000 $

22. $ 300 \times 50 $
→ $ 3 \times 5 = 15 $, plus 3 zeros (2 + 1) → $ 15,000 $

23. $ 1000 \times 4 $
→ $ 1 \times 4 = 4 $, plus 3 zeros → $ 4,000 $

24. $ 3800 \times 500 $
→ $ 38 \times 5 = 190 $, plus 4 zeros (2 + 2) → $ 1,900,000 $

25. $ 3400 \times 900 $
→ $ 34 \times 9 = 306 $, plus 4 zeros (2 + 2) → $ 3,060,000 $

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✔ Final Answers:

| Problem | Answer |
|--------|--------|
| 1. 300 × 20 | 6,000 |
| 2. 6100 × 40 | 244,000 |
| 3. 900 × 500 | 450,000 |
| 4. 200 × 800 | 160,000 |
| 5. 990 × 90 | 89,100 |
| 6. 20000 × 5 | 100,000 |
| 7. 90000 × 20 | 1,800,000 |
| 8. 8000 × 200 | 1,600,000 |
| 9. 800 × 7 | 5,600 |
| 10. 880 × 10 | 8,800 |
| 11. 440 × 300 | 132,000 |
| 12. 56000 × 500 | 28,000,000 |
| 13. 460 × 20 | 9,200 |
| 14. 27000 × 90 | 2,430,000 |
| 15. 9000 × 200 | 1,800,000 |
| 16. 20000 × 50 | 1,000,000 |
| 17. 700 × 900 | 630,000 |
| 18. 50000 × 700 | 35,000,000 |
| 19. 30000 × 500 | 15,000,000 |
| 20. 600 × 40 | 24,000 |
| 21. 5000 × 100 | 500,000 |
| 22. 300 × 50 | 15,000 |
| 23. 1000 × 4 | 4,000 |
| 24. 3800 × 500 | 1,900,000 |
| 25. 3400 × 900 | 3,060,000 |

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📌 Tips for Solving:

- Break down numbers: Ignore zeros first, multiply the core digits.
- Count how many zeros are in both numbers.
- Add that many zeros to the product.

For example:
$ 460 \times 20 $ → $ 46 \times 2 = 92 $, then add 2 zeros → $ 9,200 $

This method saves time and reduces errors!

Let me know if you'd like this as a printable answer sheet!